The Startech.com PEX4S553B 4-Port PCI Express Serial Card lets you add 4x RS-232 serial ports using a single PCIe expansion slot, with an included 1-to-4 cable enabling you to add 4 serial ports to a single low profile slot. The serial card features a native single-chip design that provides optimum reliability and speed, reducing the CPU load by up to 48% over conventional bridge-chip serial cards - a cost-effective solution for connecting legacy serial devices to PCIe-enabled computers.
The multi-port serial adaptor includes both full profile and low profile/half-height brackets for compatibility with standard and small form factor computers, and is compatible with a broad range of operating systems, including Windows®, Linux, and MAC OS.
Backed by a StarTech.com lifetime warranty and free lifetime technical support.
- Bus type: PCI express
- Card type: Low profile (SP bracket included)
- Connector type(s): PCI express x1 male
- External ports: DB-9 (9 pin, D-Sub) male
- Interface: Serial
- Max baud rate: 230.4 kbps
- OS compatibility: Windows® 10, 8 / 8.1, 7, Vista, XP, XP embedded, POS ready 2009, embedded system 2009
- Ports: DB-9 (9 pin, D-Sub) male, 4
- Product dimensions: 80.5 x 68.5 x 12mm
- Manufacturer's part no.: PEX4S553B
| Type |
PCIe to RS-232 adaptor |
| Baud rate |
230.4 Kbit/s |
| Cables included |
Serial |
| Certification |
REACH, CE |
| Chipset |
ASIX Moschip MCS9904CV-AA |
| Compliance certificates |
RoHS |
| Data bits |
5, 6, 7, 8 |
| Depth |
80.5mm |
| Drivers included |
Yes |
| FIFO (First In, First Out) |
256 B |
| Harmonized System (HS) code |
84733020 |
| Height |
68mm |
| Host interface |
PCIe |
| Interface |
Serial RS-232 x 4 |
| Internal |
Yes |
| Linux operating systems supported |
Yes |
| Manual |
Yes |
| Mounting brackets included |
Yes |
| Operating relative humidity (H-H) |
5 - 85% |
| Operating temperature (T-T) |
0 - 70 °C |
| Other operating systems supported |
DOS, Windows Embedded POSReady 2009, Windows Embedded Standard 2009, Windows XP Embedded |
| Output interface |
Serial |
| Package depth |
145mm |
| Package height |
41mm |
| Package weight |
343 g |
| Package width |
208mm |
| Parity bit |
Even, Mark, No, Odd |
| Product colour |
Black |
| Serial interface type |
RS-232 |
| Serial ports quantity |
4 |
| Storage temperature (T-T) |
-40 - 85 °C |
| Weight |
239 g |
| Width |
12mm |
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